Fix several typo/warning/unused-code issues (#2655)

- Fix typo in wamr-test-suites script
- Fix compilation warnings in libc-wasi posix.c
- Remove unused code fast-jit jit_frontend.c
- Remove duplicated exception print in `iwasm -f <function>`
- Fix return value in void function wasm_runtime_set_wasi_ctx

core/iwasm/fast-jit/jit_frontend.c

@@ -2311,77 +2311,3 @@ jit_frontend_get_jitted_return_addr_offset()
 {
     return (uint32)offsetof(WASMInterpFrame, jitted_return_addr);
 }
-
-#if 0
-#if WASM_ENABLE_THREAD_MGR != 0
-bool
-check_suspend_flags(JitCompContext *cc, JITFuncContext *func_ctx)
-{
-    LLVMValueRef terminate_addr, terminate_flags, flag, offset, res;
-    JitBasicBlock *terminate_check_block, non_terminate_block;
-    JITFuncType *jit_func_type = func_ctx->jit_func->func_type;
-    JitBasicBlock *terminate_block;
-
-    /* Offset of suspend_flags */
-    offset = I32_FIVE;
-
-    if (!(terminate_addr = LLVMBuildInBoundsGEP(
-              cc->builder, func_ctx->exec_env, &offset, 1, "terminate_addr"))) {
-        jit_set_last_error("llvm build in bounds gep failed");
-        return false;
-    }
-    if (!(terminate_addr =
-              LLVMBuildBitCast(cc->builder, terminate_addr, INT32_PTR_TYPE,
-                               "terminate_addr_ptr"))) {
-        jit_set_last_error("llvm build bit cast failed");
-        return false;
-    }
-
-    if (!(terminate_flags =
-              LLVMBuildLoad(cc->builder, terminate_addr, "terminate_flags"))) {
-        jit_set_last_error("llvm build bit cast failed");
-        return false;
-    }
-    /* Set terminate_flags memory accecc to volatile, so that the value
-        will always be loaded from memory rather than register */
-    LLVMSetVolatile(terminate_flags, true);
-
-    CREATE_BASIC_BLOCK(terminate_check_block, "terminate_check");
-    MOVE_BASIC_BLOCK_AFTER_CURR(terminate_check_block);
-
-    CREATE_BASIC_BLOCK(non_terminate_block, "non_terminate");
-    MOVE_BASIC_BLOCK_AFTER_CURR(non_terminate_block);
-
-    BUILD_ICMP(LLVMIntSGT, terminate_flags, I32_ZERO, res, "need_terminate");
-    BUILD_COND_BR(res, terminate_check_block, non_terminate_block);
-
-    /* Move builder to terminate check block */
-    SET_BUILDER_POS(terminate_check_block);
-
-    CREATE_BASIC_BLOCK(terminate_block, "terminate");
-    MOVE_BASIC_BLOCK_AFTER_CURR(terminate_block);
-
-    if (!(flag = LLVMBuildAnd(cc->builder, terminate_flags, I32_ONE,
-                              "termination_flag"))) {
-        jit_set_last_error("llvm build AND failed");
-        return false;
-    }
-
-    BUILD_ICMP(LLVMIntSGT, flag, I32_ZERO, res, "need_terminate");
-    BUILD_COND_BR(res, terminate_block, non_terminate_block);
-
-    /* Move builder to terminate block */
-    SET_BUILDER_POS(terminate_block);
-    if (!jit_build_zero_function_ret(cc, func_ctx, jit_func_type)) {
-        goto fail;
-    }
-
-    /* Move builder to terminate block */
-    SET_BUILDER_POS(non_terminate_block);
-    return true;
-
-fail:
-    return false;
-}
-#endif /* End of WASM_ENABLE_THREAD_MGR */
-#endif